Inventor · disambiguated record
Andries Pieter Hekstra
Also filed as: HEKSTRA ANDRIES · HEKSTRA ANDRIES P · HEKSTRA ANDRIES PIETER
25 granted patents·14 pending applications·465 citations·filing 1993–2023
96Inventor score
Top patents by PatentIndex Score
39 records- 0191US8253353B2Driving a light sourceBAGGEN CONSTANT PAUL MARIE JOZEF·Filed 2008·Granted Aug 28, 2012·30 cites·36 claims
- 0290US7219288B2Running minimum message passing LDPC decodingKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Granted May 15, 2007·53 cites·19 claims
- 0380US7197689B2Trellis-based receiverNXP BV·Filed 2003·Granted Mar 27, 2007·25 cites·10 claims
- 0479US8433975B2Bitwise reliability indicators from survivor bits in Viterbi decodersHEKSTRA ANDRIES PIETER·Filed 2010·Granted Apr 30, 2013·8 cites·20 claims
- 0577US7849377B2SISO decoder with sub-block processing and sub-block based stopping criterionKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Dec 7, 2010·25 cites·11 claims
- 0672US8410960B2Method to linearize the output from an ADCHEKSTRA ANDRIES PIETER·Filed 2009·Granted Apr 2, 2013·8 cites·12 claims
- 0770US5596321ASystem comprising a first encoder for coding a first digital signal, a second encoder for coding a second digital signal and at least one decoder for decoding coded digital signals, and coder and decoder for use in the systemNEDERLAND PTT·Filed 1993·Granted Jan 21, 1997·31 cites·17 claims
- 0867US6704451B1Method and arrangement for objective assessment of video qualityKONINKL KPN NV·Filed 1999·Granted Mar 9, 2004·51 cites·21 claims
- 0965US5410307ASystem comprising at least one encoder for coding a digital signal and at least one decoder for decoding a coded digital signal, and encoder and decoder for use in the systemNEDERLAND PTT·Filed 1993·Granted Apr 25, 1995·26 cites·15 claims
- 1062US7366663B2Measuring a talking quality of a telephone link in a telecommunications networkKONINKL KPN NV·Filed 2001·Granted Apr 29, 2008·9 cites·11 claims
- 1162US6042006AAuthentication system wherein definition signals of two devices are altered, communicated between the two devices, and comparedNEDERLAND PTT·Filed 1997·Granted Mar 28, 2000·130 cites·14 claims
- 1262US2024159888A1Radar sensorNXP BV·Filed 2023·Application pending·0 cites
- 1361US7139705B1Determination of the time relation between speech signals affected by time warpingKONINKL KPN NV·Filed 2000·Granted Nov 21, 2006·9 cites·23 claims
- 1460US7624008B2Method and device for determining the quality of a speech signalKONINKL KPN NV·Filed 2002·Granted Nov 24, 2009·9 cites·23 claims
- 1559US8566683B2Power-reduced preliminary decoded bits in viterbi decodersHEKSTRA ANDRIES PIETER·Filed 2009·Granted Oct 22, 2013·4 cites·28 claims
- 1659US7791507B2Coder and a method of coding for codes with a parity-complementary word assignment having a constraint of d=1 , r=2KONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Sep 7, 2010·4 cites·40 claims
- 1759US7016814B2Method and device for determining the quality of a signalKONINKL KPN NV·Filed 2000·Granted Mar 21, 2006·7 cites·6 claims
- 1857US7024352B2Method and device for objective speech quality assessment without reference signalKONINKL KPN NV·Filed 2001·Granted Apr 4, 2006·6 cites·23 claims
- 1951US8904266B2Multi-standard viterbi processorTANG WEIHUA·Filed 2010·Granted Dec 2, 2014·3 cites·14 claims
- 2046US6212662B1Method and devices for the transmission of data with transmission error checkingKONINKL KPN NV·Filed 1999·Granted Apr 3, 2001·11 cites·4 claims
- 2146US2009296556A1Reading device for a record carrierKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 2245US2006227690A1Interative stripewise trellis-based symbol detection for multi-dimensional recording systemsHEKSTRA ANDRIES P·Filed 2004·Application pending·0 cites
- 2345US2007290901A1Encoding and Decoding Apparatus and Corresponding MethodsKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 2443US9667310B2Efficient rake receiver finger selectionNXP BV·Filed 2015·Granted May 30, 2017·0 cites·14 claims
- 2543US2011022776A1Data reliability in storage architecturesNXP BV·Filed 2007·Application pending·0 cites
- 2642US10158390B2Signal processing using quantized symbolsNXP BV·Filed 2016·Granted Dec 18, 2018·0 cites·13 claims
- 2741US2006181964A1Method and device for determining write parameters for recording information on a record carrierCOENE WILLEM M J·Filed 2004·Application pending·0 cites
- 2841US2007033508A1Interative stripewise trellis-based symbol detection method and device for multi-dimensional recording systemsKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 2941US2005105802A1Method and an arrangement for objective assessment of video qualityFiled 2003·Application pending·0 cites
- 3040US7185263B2Method of joint decoding of possibly mutilated code wordsKONINK PHILIP ELECTRONICS N V·Filed 2003·Granted Feb 27, 2007·0 cites·12 claims
- 3139US5978959AMethod and devices for the transmission of data with transmission error checkingKONINKL KPN NV·Filed 1996·Granted Nov 2, 1999·12 cites·12 claims
- 3239US2006227691A1Iterative stripwise trellis-based symbol detection method and device for multi-dimensional recording systemsCOENE WILLEM MARIA J M·Filed 2004·Application pending·0 cites
- 3339US2008032651A1Relay For Multi-Carrier Wireless Communications SystemKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 3438US9077494B2Signal processor, receiver and signal processing methodSERBETLI SEMIH·Filed 2010·Granted Jul 7, 2015·0 cites·18 claims
- 3535US2007008855A1Iterative stripewise trellis-based symbol detection method and device for multi-dimensional recording systemsHEKSTRA ANDRIES P·Filed 2004·Application pending·0 cites
- 3633US2006023816A1Sliding-window decoder with prolog-windows having flexibel sizesHEKSTRA ANDRIES P·Filed 2003·Application pending·0 cites
- 3733US2008317140A1Method of Converting a User Bitstream Into Coded Bitstream, Method for Detecting a Synchronization Pattern in a Signal, a Record Carier, a Signal, a Recording Device and a Playback DeviceKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 3831US2003187979A1Method of and a system for data exchange over a data network such as the public internetFiled 2001·Application pending·0 cites
- 3930US5753898AMethod for being capable of carrying out, with the same data carrier, various authentication processes, as well as systemNEDERLAND PTT·Filed 1996·Granted May 19, 1998·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →